Apple calendar data stream url

1. Open the calendar application and click the "Calendar" option at the bottom of the screen.

2. In the Add Calendar page, enter the name of the calendar, and then click the "Finish" button in the upper right corner.

3. In the pop-up dialog box, select the Cancel button, and then copy the url address to the clipboard.

4. Go back to the calendar editing page, click the "Add Activity" button in the upper right corner, enter the activity title, date and time information in the add activity page, and then paste the URL address in the clipboard into the "Location" or "Details" field.

5. Click the "Finish" button in the upper right corner to save the added data stream url.